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UTCMC34018 Datasheet(数据表) 4 Page - Unisonic Technologies

部件型号  UTCMC34018
说明  VOICE SWITCHED SPEAKER-PHONE CIRCUIT
下载  14 Pages
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制造商  UTC [Unisonic Technologies]
网页  http://www.utc-ic.com
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UTCMC34018 Datasheet(HTML) 4 Page - Unisonic Technologies

 
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UTCMC34018 LINEAR INTEGRATED CIRCUIT
UTC UNISONIC TECHNOLOGIES CO., LTD. 4
QW-R108-006,A
(continued)
PARAMETER
SYMBOL
MIN
TYP
MAX
UNIT
ATTENUATORS
Receive Attenuator Gain(1.0kHz)
Rx Mode, Pin 24= VB, Pin 27 =
250Mvrms
Range (Rx to Tx Modes)
Idle Mode, Pin 27= 250mVrms
GRX
∆GRX
GRI
2.0
40
-20
6.0
44
-16
10
48
-12
dB
dB
dB
RXO Voltage (Rx Mode)
VRXO
1.8
2.3
3.2
mV
Delta RXO Voltage (Switch from Rx
to Tx Mode)
∆VRXO
100
mV
RXO Sink Current (Rx mode)
IRXOL
75
µA
RXO Source Current (Rx mode)
IROXH
1.0
3.0
mA
RXI Input Resistance
RRXI
3.5
5.0
8.0
k
Volume Control Range (Rx
Attenuator Gain, Rx Mode,
0.6VB<Pin 24<VB
VCR
24.5
32.5
dB
ATTENUATORS
Transmit Attenuator Gain (1.0kHz)
Tx Mode, Pin 3 = 250mVrms
Range, (Tx to Rx Mode)
Idle Mode, Pin 3 = 250Mvrms
GTX
∆GTX
GTXI
4.0
40
-16.5
6.0
44
-13
8.0
48
-8.5
dB
dB
dB
TXO Voltage (Tx mode)
VTXO
1.8
2.3
3.2
Vdc
Delta TXO Voltage (switch from Tc
to Rx Mode)
∆VTXO
100
mV
TXO Sink Current (Tx mode)
ITXOL
75
µA
TXO Source Current (Tx mode)
ITXOH
1.0
3.0
mA
TXO Input Resistance
RTXI
3.5
5.0
8.0
k
ACF Voltage (VCC-Pin 25 Voltage)
Rx Mode
Tx Mode
Idle Mode
∆VACF
150
6.0
75
mV
mV
mV
SPEAKER AMPLIFIER
Speaker Amp Gain (pin 19 =
20mVrms)
GSPK
33
34
35
dB
SKI Input Resistance
RSKI
15
22
37
k
SKO Voltage ( Pin 19 =Cap couple
to GND)
VSKO
2.4
3.0
3.6
Vdc
SKO High Voltage ( Pin 19 = 0.1V,
-100mA Load at Pin 15)
VSKOH
5.5
Vdc
SKO Low Voltage (pin 19=0.1V,
+100mA Load at Pin 15)
VSKOL
600
mV
MICROPHONE AMPLIFIER
Microphone Amp Gain ( Pin 9 =
10mVrms,1KHz)
GMCI
32.5
34
35
dB
Microphone Amp Input Resistance
RMCI
6.5
10
16
k




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